Niantic confirmed on Monday that Pokémon that originally appeared in the Unova region in the Pokémon Black and Pokémon White games will launch in the Pokémon GO smartphone game today.
Additionally, Patrat, Lillipup, Purrloin, and Pidove will hatch from 2 km Eggs; Snivy, Tepig, Oshawott, Blitzle, Drilbur, and Foongus will hatch from 5 km Eggs; and Ferroseed, Klink, Litwick, Golett, and Deino will hatch from 10 km Eggs.
Snivy, Tepig, Oshawott, Patrat, Lillipup, Purrloin, Pidove, Blitzle, and other Unova Pokémon will begin appearing in the wild.
The Unova Stone will be available through Research Breakthroughs, and it will allow some Pokémon such as Lampent to evolve.